The Bio-CO2 Pro system combines the safety of biological carbon dioxide production with the convenience of pressurized delivery. Offering simplicity and unparalleled performance in an easy-to-use format, Bio-CO2 delivers reliable and controllable CO2 through the naturally occurring fermentation process. With safe, low-pressure operation, it is the most secure, simple, and environmentally-friendly aquarium CO2 delivery system available.
For monitoring CO2 levels, make sure to pick up the Fluval CO2 Indicator. For refills of the Bio-CO2 Activator and Booster, order the BIO CO2 Refill Pack.